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(11)

EP 3 886 750 A1

(12)

(43) Date of publication: 06.10.2021 Bulletin 2021/40 (21) Application number: 19816428.7 (22) Date of filing: 29.11.2019

(51) International Patent Classification (IPC):  A61B 34/30(2016.01) A61B 18/14(2006.01) A61B 34/00(2016.01) A61B 34/20(2016.01) (52) Cooperative Patent Classification (CPC): A61B 34/74; A61B 2034/742; A61B 17/29; A61B 2034/305; A61B 2018/1253; A61B 34/71; A61B 2018/1422; A61B 2018/00595; A61B 2034/302; A61B 34/30; A61B 2090/066; A61B 2034/2059 (86) International application number: PCT/GB2019/053379 (87) International publication number: WO 2020/109812 (04.06.2020 Gazette 2020/23)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 29.11.2018 GB 201819475 (71) Applicant: CMR Surgical Limited Cambridge CB24 9NG (GB)	(72) Inventor: GROVER, Simon Roderick Cambridge CB24 9NG (GB) (74) Representative: Slingsby Partners LLP  1 Kingsway London WC2B 6AN London WC2B 6AN (GB)